Potassium

Deficiency Symptoms :

Symptoms first appear on oldest leaves and later spreads to young leaves. Translucent yellow or orange spots develop on leaflets. The tree appears yellow and nicky, the trunk in slender with few short leaves. Leaflets with necrotic areas along the margins which later withero. The midrib remain alive. Yellowing more pronounced and accompanied by irregular brown blotches along the edges of leaflets than along the midrib.

Soil application of KCl 1.3 kg/tree.